* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #1e1e2f;
    --bg-secondary: #2a2a3b;
    --bg-tertiary: #353548;
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --accent: #6366f1;
    --accent-hover: #8183f4;
    --danger: #ef4444;
    --danger-hover: #f87171;
    --success: #22c55e;
    --border: #3f3f55;
    --highlight-bg: #fbbf24;
    --highlight-text: #1e1e2f;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
}

/* Login page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #1e1e2f 0%, #2a2a3b 100%);
    overflow: auto;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    font-size: 28px;
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.login-form input:focus {
    outline: none;
    border-color: var(--accent);
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.login-btn:hover {
    background: var(--accent-hover);
}

/* App container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Top navigation */
.top-nav {
    position: sticky;
    top: 0;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 12px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    gap: 10px;
}

.menu-toggle {
    display: none;
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    font-weight: bold;
}

.menu-toggle:hover {
    background: var(--border);
}

.nav-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.nav-btn:hover {
    background: var(--border);
}

.nav-btn.primary {
    background: var(--accent);
}

.nav-btn.primary:hover {
    background: var(--accent-hover);
}

.nav-btn.danger {
    background: var(--danger);
}

.nav-btn.danger:hover {
    background: var(--danger-hover);
}

.nav-btn .btn-text {
    display: none;
}

/* Main content */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.sidebar-header {
    display: flex;
    justify-content: flex-end;
    padding: 12px;
    border-bottom: 1px solid var(--border);
}

.close-sidebar-btn {
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: none;
    align-items: center;
    justify-content: center;
}

.close-sidebar-btn:hover {
    background: var(--border);
    color: var(--text-primary);
}

.notes-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.note-item {
    padding: 12px;
    margin-bottom: 8px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.note-item:hover {
    background: var(--border);
    transform: translateX(4px);
}

.note-item.active {
    background: var(--accent);
}

.note-title {
    font-weight: 500;
    margin-bottom: 4px;
    word-break: break-word;
}

.note-date {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Editor area */
.editor-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-primary);
    min-width: 0;
}

.editor-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.note-title-input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
    min-width: 150px;
}

.save-status {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 4px 12px;
    background: var(--bg-tertiary);
    border-radius: 20px;
}

.save-status.saving {
    color: var(--accent);
}

.save-status.saved {
    color: var(--success);
}

/* Toolbar */
.editor-toolbar {
    padding: 8px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    align-items: center;
}

.toolbar-btn {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: none;
    border-radius: 6px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    min-width: 36px;
    height: 32px;
}

.toolbar-btn:hover {
    background: var(--border);
}

.toolbar-btn.active {
    background: var(--accent);
    color: white;
}

.toolbar-divider {
    width: 1px;
    height: 24px;
    background: var(--border);
    margin: 0 4px;
}

/* Editor content */
.editor-content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    font-size: 16px;
    line-height: 1.6;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.editor-content:focus {
    outline: none;
}

.editor-content[placeholder]:empty:before {
    content: attr(placeholder);
    color: var(--text-secondary);
}

.editor-content strong, .editor-content b {
    font-weight: bold;
}

.editor-content em, .editor-content i {
    font-style: italic;
}

.editor-content blockquote {
    margin: 16px 0;
    padding: 12px 20px;
    border-left: 4px solid var(--accent);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* Подсветка найденного текста */
.search-highlight {
    background-color: var(--highlight-bg);
    color: var(--highlight-text);
    border-radius: 3px;
    padding: 0 2px;
}

@keyframes highlight-pulse {
    0% { background-color: var(--highlight-bg); transform: scale(1); }
    50% { background-color: #ffd966; transform: scale(1.02); }
    100% { background-color: var(--highlight-bg); transform: scale(1); }
}

/* Overlay for mobile */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 199;
}

.overlay.show {
    display: block;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow: hidden;
}

.modal-content.confirm-modal {
    max-width: 400px;
}

.modal-content.search-modal {
    max-width: 600px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 20px;
}

.modal-close {
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
}

.clear-trash-btn {
    background: var(--danger);
    border: none;
    border-radius: 8px;
    color: white;
    padding: 6px 12px;
    cursor: pointer;
    font-size: 13px;
    margin-left: auto;
    margin-right: 12px;
}

.clear-trash-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.clear-trash-btn:hover:not(:disabled) {
    background: var(--danger-hover);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    max-height: 60vh;
    overflow-x: hidden;
    word-wrap: break-word;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.btn-secondary {
    padding: 8px 20px;
    background: var(--bg-tertiary);
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
}

/* Trash styles */
.trash-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    margin-bottom: 8px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    flex-wrap: wrap;
    gap: 10px;
}

.trash-info h4 {
    margin-bottom: 4px;
    word-break: break-word;
}

.trash-info small {
    color: var(--text-secondary);
    font-size: 11px;
}

.trash-actions {
    display: flex;
    gap: 8px;
}

.trash-actions button {
    padding: 6px 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.restore-btn {
    background: var(--success);
    color: white;
}

.permanent-btn {
    background: var(--danger);
    color: white;
}

/* Search styles */
.search-container {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
	width: 70%;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
}

.search-btn {
    padding: 12px 24px;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    font-size: 14px;
	width: 30%;
}

.search-btn:hover {
    background: var(--accent-hover);
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
    overflow-x: hidden;
}

.search-placeholder {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.search-result-item {
    padding: 12px;
    margin-bottom: 8px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.search-result-item:hover {
    background: var(--border);
    transform: translateX(4px);
}

.search-result-title {
    font-weight: 600;
    margin-bottom: 6px;
    word-break: break-word;
}

.search-result-preview {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    word-break: break-word;
}

.search-result-date {
    font-size: 11px;
    color: var(--text-secondary);
}

.search-result-item mark,
.search-result-title mark,
.search-result-preview mark {
    background-color: var(--highlight-bg);
    color: var(--highlight-text);
    border-radius: 3px;
    padding: 0 2px;
}

/* Admin page */
.admin-container {
    padding: 24px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    overflow-y: auto;
    height: calc(100vh - 70px);
}

.admin-section {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
}

.admin-section h2 {
    margin-bottom: 20px;
    font-size: 20px;
}

.admin-form {
    max-width: 400px;
}

.admin-form .form-group {
    margin-bottom: 16px;
}

.admin-form label {
    display: block;
    margin-bottom: 6px;
}

.admin-form input[type="text"],
.admin-form input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
}

.btn-primary {
    padding: 10px 20px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    cursor: pointer;
}

.users-table {
    overflow-x: auto;
}

.users-table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 500px;
}

.users-table th,
.users-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.btn-danger-small {
    padding: 4px 12px;
    background: var(--danger);
    border: none;
    border-radius: 4px;
    color: white;
    cursor: pointer;
}

.current-user {
    color: var(--success);
    font-size: 12px;
}

.error-message {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid var(--danger);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 16px;
    color: var(--danger);
}

.success-message {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid var(--success);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 16px;
    color: var(--success);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .top-nav {
        justify-content: flex-start;
        padding: 8px 16px;
    }
    
    .nav-btn {
        width: 40px;
        height: 40px;
    }
    
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        z-index: 200;
        width: 280px;
        transform: translateX(-100%);
        box-shadow: 2px 0 10px rgba(0,0,0,0.3);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .sidebar-header {
        display: flex;
    }
    
    .close-sidebar-btn {
        display: flex;
    }
    
    .notes-list {
        padding: 16px;
    }
    
    .editor-header {
        padding: 12px;
    }
    
    .note-title-input {
        font-size: 16px;
        min-width: 120px;
    }
    
    .editor-content {
        padding: 16px;
        font-size: 14px;
    }
    
    .editor-toolbar {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }
    
    .toolbar-btn {
        flex-shrink: 0;
    }
    
    .trash-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .trash-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .modal-header {
        flex-wrap: wrap;
    }
    
    .clear-trash-btn {
        order: 2;
        margin-left: 0;
        margin-right: auto;
    }
}

@media (min-width: 769px) {
    .menu-toggle {
        display: none;
    }
    
    .sidebar-header {
        display: none;
    }
}

.loading {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
}